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Time Varying Functional Connectivity (TVFC) investigates how the interactions among brain regions vary over the course of an fMRI experiment. The transitions between different individual connectivity states can be modulated by changes in…

Brain network analysis is a useful approach to studying human brain disorders because it can distinguish patients from healthy people by detecting abnormal connections. Due to the complementary information from multiple modal neuroimages,…

图像与视频处理 · 电气工程与系统科学 2023-08-22 Qiankun Zuo , Yanfei Zhu , Libin Lu , Zhi Yang , Yuhui Li , Ning Zhang

Despite the impressive advances achieved using deep learning for functional brain activity analysis, the heterogeneity of functional patterns and the scarcity of imaging data still pose challenges in tasks such as identifying neurological…

图像与视频处理 · 电气工程与系统科学 2025-05-30 Wenhui Cui , Haleh Akrami , Anand A. Joshi , Richard M. Leahy

Psychiatric disorders involve complex neural activity changes, with functional magnetic resonance imaging (fMRI) data serving as key diagnostic evidence. However, data scarcity and the diverse nature of fMRI information pose significant…

图像与视频处理 · 电气工程与系统科学 2025-09-16 Mujie Liu , Mengchu Zhu , Qichao Dong , Ting Dang , Jiangang Ma , Jing Ren , Feng Xia

Accurate segmentation of Anatomical brain Barriers to Cancer spread (ABCs) plays an important role for automatic delineation of Clinical Target Volume (CTV) of brain tumors in radiotherapy. Despite that variants of U-Net are…

图像与视频处理 · 电气工程与系统科学 2022-06-08 Hao Fu , Guotai Wang , Wenhui Lei , Wei Xu , Qianfei Zhao , Shichuan Zhang , Kang Li , Shaoting Zhang

We introduce a novel self-supervised learning framework that automatically learns representations from input computer-aided design (CAD) models for downstream tasks, including part classification, modeling segmentation, and machining…

图形学 · 计算机科学 2026-03-18 Yifei Li , Kang Wu , Wenming Wu , Xiao-Ming Fu

Resting-state functional MRI (rs-fMRI) in functional neuroimaging techniques have improved in brain disorders, dysfunction studies via mapping the topology of the brain connections, i.e. connectopic mapping. Since, there are the slight…

图像与视频处理 · 电气工程与系统科学 2019-07-18 Jalal Mirakhorli , Hamidreza Amindavar , Mojgan Mirakhorli

This paper investigates the problem of network embedding, which aims at learning low-dimensional vector representation of nodes in networks. Most existing network embedding methods rely solely on the network structure, i.e., the linkage…

社会与信息网络 · 计算机科学 2016-10-19 Xiaofei Sun , Jiang Guo , Xiao Ding , Ting Liu

Tremendous recent literature show that associations between different brain regions, i.e., brain connectivity, provide early symptoms of neurological disorders. Despite significant efforts made for graph neural network (GNN) techniques,…

计算机视觉与模式识别 · 计算机科学 2024-09-27 Xin Ma , Guorong Wu , Seong Jae Hwang , Won Hwa Kim

In this work, we aim to leverage prior symbolic knowledge to improve the performance of deep models. We propose a graph embedding network that projects propositional formulae (and assignments) onto a manifold via an augmented Graph…

人工智能 · 计算机科学 2019-10-30 Yaqi Xie , Ziwei Xu , Mohan S. Kankanhalli , Kuldeep S. Meel , Harold Soh

Network embedding represents nodes in a continuous vector space and preserves structure information from the Network. Existing methods usually adopt a "one-size-fits-all" approach when concerning multi-scale structure information, such as…

机器学习 · 计算机科学 2018-03-28 Lei Sang , Min Xu , Shengsheng Qian , Xindong Wu

Unifying multimodal understanding, generation and reconstruction representation in a single tokenizer remains a key challenge in building unified models. Previous research predominantly attempts to address this in a dual encoder paradigm,…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Sinan Du , Jiahao Guo , Bo Li , Shuhao Cui , Zhengzhuo Xu , Yifu Luo , Yongxian Wei , Kun Gai , Xinggang Wang , Kai Wu , Chun Yuan

Resting-state functional magnetic resonance imaging (rs-fMRI) can reflect spontaneous neural activities in brain and is widely used for brain disorder analysis.Previous studies propose to extract fMRI representations through diverse…

定量方法 · 定量生物学 2023-06-27 Qianqian Wang , Wei Wang , Yuqi Fang , P. -T. Yap , Hongtu Zhu , Hong-Jun Li , Lishan Qiao , Mingxia Liu

We examine two fundamental tasks associated with graph representation learning: link prediction and node classification. We present a new autoencoder architecture capable of learning a joint representation of local graph structure and…

机器学习 · 计算机科学 2018-11-08 Phi Vu Tran

Fully convolutional neural networks (F-CNNs) have set the state-of-the-art in image segmentation for a plethora of applications. Architectural innovations within F-CNNs have mainly focused on improving spatial encoding or network…

计算机视觉与模式识别 · 计算机科学 2018-06-11 Abhijit Guha Roy , Nassir Navab , Christian Wachinger

Visual generative models (e.g., diffusion models) typically operate in compressed latent spaces to balance training efficiency and sample quality. In parallel, there has been growing interest in leveraging high-quality pre-trained visual…

计算机视觉与模式识别 · 计算机科学 2025-12-17 Yuan Gao , Chen Chen , Tianrong Chen , Jiatao Gu

Transformer-based models have shown strong performance in time-series forecasting by leveraging self-attention to model long-range temporal dependencies. However, their effectiveness depends critically on the quality and structure of input…

机器学习 · 计算机科学 2026-02-11 Saurish Nagrath , Saroj Kumar Panigrahy

Artificial neural network (ANN) is a versatile tool to study the neural representation in the ventral visual stream, and the knowledge in neuroscience in return inspires ANN models to improve performance in the task. However, it is still…

机器学习 · 计算机科学 2022-06-13 Xuming Ran , Jie Zhang , Ziyuan Ye , Haiyan Wu , Qi Xu , Huihui Zhou , Quanying Liu

In the quest for efficient neural network models for neural data interpretation and user intent classification in brain-computer interfaces (BCIs), learning meaningful sparse representations of the underlying neural subspaces is crucial.…

机器学习 · 计算机科学 2023-12-12 Hye-Bin Shin , Kang Yin , Seong-Whan Lee

To explain individual differences in development, behavior, and cognition, most previous studies focused on projecting resting-state functional MRI (fMRI) based functional connectivity (FC) data into a low-dimensional space via linear…

神经元与认知 · 定量生物学 2018-11-01 Li Xiao , Julia M. Stephen , Tony W. Wilson , Vince D. Calhoun , Yu-Ping Wang